Walnuts are packed with omega-3 fatty acids (ALA), antioxidants, fiber and essential minerals, making them one of the most nutrient-rich nuts available, despite being less trendy than almonds or cashews. Just 1.5 ounces (about 9 walnuts) daily can reduce LDL (“bad”) cholesterol, boost HDL (“good”) cholesterol, and lower inflammation—key factors in preventing heart disease, as recognized by the FDA and supported by research. The walnut’s resemblance to the human brain is fitting—its polyphenols, vitamin E and magnesium protect brain cells from oxidative stress, potentially slowing cognitive decline and reducing the risk of neurodegenerative diseases like Alzheimer’s. Despite being calorie-dense, walnuts promote satiety due…